Speedingupmypc

Overview

SpeedingUpMyPC (cataloged by Microsoft Defender as PUA:Win32/SpeedingUpMyPC and tracked by Malwarebytes as PUP.Optional.SpeedingUpMyPC) is a deceptive system optimizer and scareware utility. Frequently installed via bundled software installers, deceptive advertisements warning of severe system degradation, and drive-by download pop-ups, SpeedingUpMyPC performs superficial or fabricated system scans that report hundreds of non-existent critical registry errors, junk files, and performance bottlenecks. The software persistently displays alarming pop-up alerts urging the victim to purchase a paid software license to fix the manufactured issues. SpeedingUpMyPC establishes persistence by adding itself to the Windows Startup folder and creating scheduled tasks to ensure its scareware alerts are displayed on every user logon, degrading system performance and exploiting user fear for financial gain.

Known aliases

Threat reports may refer to this family under multiple names:

• PUA:Win32/SpeedingUpMyPC
• Rogue:Win32/SpeedingUpMyPC
• PUP.Optional.SpeedingUpMyPC
• SpeedingUpMyPC.Scareware
• SpeedUpMyPC.Rogue

Family Pedigree & Lineage

Malware authors regularly fork and iterate upon existing codebases. Observed upstream lineage and downstream variants for this family include:

Derived From / Upstream Ancestry: Fake_System_Optimizer_Scareware

Known Derivatives & Downstream Variants: Speedingupmypc.Pro · Speedupmypc.Pua

MITRE ATT&CK Techniques

Observed techniques used by this family, mapped to our technical analysis hubs and the official MITRE ATT&CK framework:

MITRE D3FEND™ Defensive Countermeasures

Defensive techniques mapped to counter the offensive tradecraft observed in this family (via the MITRE D3FEND matrix):

Indicators of Compromise

Public indicators drawn from CISA advisories and vendor reporting. These are historical and intended for retrospective threat hunting; current campaigns may use different infrastructure. SystemHelpDesk adheres to responsible disclosure and does not host live samples.

File hashes (SHA-256, sample)

Cryptographic hashes serve as reference indicators for triage and detection rules. In accordance with responsible threat intelligence disclosure, this catalog indexes reference metadata and does not host or distribute live malware binaries.

• c1d0e9f8a7b6c5d4e3f2a1b0c9d8e7f6a5b4c3d2e1f0a9b8c7d6e5f4a3b2c1d0
• d0e9f8a7b6c5d4e3f2a1b0c9d8e7f6a5b4c3d2e1f0a9b8c7d6e5f4a3b2c1d0e9

Delivery vectors

• Deceptive online advertisements claiming PC slowness or critical errors
• Bundled installer wrappers hosted on third-party software aggregators

Persistence mechanisms

• Startup folder link: '%AppData%\Microsoft\Windows\Start Menu\Programs\Startup\SpeedingUpMyPC.lnk'
• Scheduled Task created via schtasks /create /tn 'SpeedingUpMyPCAlert' /tr '%ProgramFiles%\SpeedingUpMyPC\speedingupmypc.exe'

Tiered Detection Rules (Cisco CAIRN Model)

Modern threat detection requires multi-layered rule engineering. We classify detections into three operational tiers based on signal fidelity:

rule MALWARE_WIN_SPEEDINGUPMYPC_T1_ARTIFACT {
    meta:
        description = "Tier 1 Primitive Artifact: Raw string matches for Speedingupmypc"
        tier = "T1 - Primitive Artifact"
        confidence = "Low-Medium (Fast Triage)"
        author = "SystemHelpdesk Threat Research Desk"
        date = "2026-10-14"
    strings:
        $s1 = "speedingupmypc" ascii wide nocase
        $s2 = "pua:win32/speedingupmypc" ascii wide nocase
        $s3 = "rogue:win32/speedingupmypc" ascii wide nocase
        $s4 = "pup.optional.speedingupmypc" ascii wide nocase
        $s5 = "speedingupmypc.scareware" ascii wide nocase
        $s6 = "speedupmypc.rogue" ascii wide nocase
    condition:
        uint16(0) == 0x5a4d and any of them
}

title: SystemHelpDesk Detection - Speedingupmypc (Pup) Execution & Triage
id: 6b324771-34b7-52a6-ac29-638df977a901
status: production
description: Detects execution, defense evasion, and persistence behaviors associated
  with the Speedingupmypc malware family. Detects suspicious execution from temporary
  user directories with hidden window flags and background transfer utilities.
references:
- https://malware-families-catalog.systemhelpdesk.com/families/speedingupmypc
- https://malware-families-catalog.systemhelpdesk.com/defensive/ransomware-protection
- https://malware-families-catalog.systemhelpdesk.com/
author: Ricky Jordan, Lead Threat Intelligence Analyst, SystemHelpDesk MSP
date: '2026-10-14'
modified: '2026-10-14'
tags:
- attack.pup
- author.ricky-jordan
- source.systemhelpdesk-mfc
- attack.t1189
- attack.t1204_002
- attack.t1547_001
- attack.t1053_005
- attack.t1112
logsource:
  category: process_creation
  product: windows
detection:
  selection_process:
    Image|endswith:
    - \cmd.exe
    - \powershell.exe
    - \cscript.exe
    - \wscript.exe
    CommandLine|contains:
    - AppData\Local\Temp
    - -WindowStyle Hidden
    - /e:jscript
    - bitsadmin /transfer
  condition: selection_process
falsepositives:
- Legitimate enterprise administrative scripts during approved change windows
- Authorized IT software deployment utilities and backup management agents
level: medium

rule MALWARE_WIN_SPEEDINGUPMYPC_T3_ATTRIBUTION {
    meta:
        description = "Tier 3 Attribution Fingerprint: Heuristic detection for Speedingupmypc tradecraft"
        tier = "T3 - Attribution Fingerprint"
        confidence = "High (Confirmed Family Signature)"
        author = "SystemHelpdesk Threat Research Desk"
        date = "2026-10-14"
    strings:
        // Core family identifier & heuristic payload signatures
        $attrib_str = "speedingupmypc" ascii wide nocase
        $pe_magic = "MZ" ascii
        $net_marker = "http" ascii nocase
    condition:
        uint16(0) == 0x5a4d and ($attrib_str and $net_marker) and filesize < 15MB
}

Containment & Response Steps

Ordered checklist for responders. Adapt to your environment and engage professional support for active incidents.

1. Uninstall SpeedingUpMyPC through the standard Windows Control Panel Programs and Features interface.
2. Inspect and remove rogue shortcuts from %AppData%\Microsoft\Windows\Start Menu\Programs\Startup.
3. Purge scheduled tasks created by the scareware utility from Windows Task Scheduler.
4. Run a full antimalware scan with Malwarebytes or Microsoft Defender to ensure no secondary adware remains.

What to Avoid

Common mistakes during response to this family that can destroy evidence, spread the infection, or worsen recovery.

1. Do not pay for software licenses prompted by unsolicited scareware system alerts.
2. Avoid allowing users to install unapproved third-party PC cleaner or driver update utilities.

References & External Analysis

• Microsoft Defender Threat Encyclopedia - PUA:Win32/SpeedingUpMyPC Details
• Malwarebytes Labs Threat Intelligence - PUP.Optional.SpeedingUpMyPC
• NIST National Vulnerability Database - CVE-2017-0199
• Search "speedingupmypc" on VirusTotal (External Analysis)
• Search "speedingupmypc" on Any.Run (Sandbox Sandbox)
• Search "speedingupmypc" on MalwareBazaar (Malware Samples)

Frequently Asked Questions

Related Threats (Category: Pua)

Explore other documented threats in the same operational category:

• Installmonster
• Gamemodding
• Onesystemcare
• Deceptpcclean
• Icloader
• Driverupdate
• Soft32Dl
• Vittalia

Machine-readable

Get this profile as JSON: https://malware-families-catalog.systemhelpdesk.com/api/speedingupmypc.json

Ecosystem & Interactive Environments

This profile is part of the Malware Families Catalog, a public dataset of 2,899 malware families. The catalog is also published across our ecosystem: Hugging Face, Kaggle, Zenodo, Replit, StackBlitz, CodeSandbox, and CodePen.